diff --git a/platformio.ini b/platformio.ini
index df89353..5bd4bbd 100755
--- a/platformio.ini
+++ b/platformio.ini
@@ -19,7 +19,7 @@ name = tsim
 default_envs = debug
 
 [common]
-platform = espressif32@1.7.0
+platform = espressif32@3.5.0
 board = esp32dev
 framework = arduino
 monitor_speed = 115200
@@ -36,7 +36,7 @@ lib_deps =
     ArduinoHttpClient @ 0.4.0
     CRC32 @ 2.0.0
     RTC @ 2.3.5
-    MAX1704X @ 1.2.2
+    MAX1704X @ 1.2.8
     SparkFun BME280 @ 2.0.9
     https://github.com/nikil511/TinyGSM.git
     StreamDebugger @ 1.0.1
@@ -44,6 +44,7 @@ lib_deps =
     sparkfun/SparkFun AS3935 Lightning Detector Arduino Library @ ^1.4.2
     seeed-studio/Grove - Coulomb Counter for 3.3V to 5V LTC2941 @ 1.0.0
     adafruit/Adafruit INA219 @ ^1.0.9
+    Adafruit BusIO @ 1.4.0
     
 
 [env:debug]
@@ -87,4 +88,4 @@ build_flags =
     -D DEBUG=1
     ${common.build_flags}
 lib_deps =
-    ${common.lib_deps}
\ No newline at end of file
+    ${common.lib_deps}
diff --git a/src/battery.cpp b/src/battery.cpp
index 2a16093..37902fc 100644
--- a/src/battery.cpp
+++ b/src/battery.cpp
@@ -25,7 +25,7 @@ namespace Battery
     RetResult init()
     {
         // Configure ADC
-        analogSetCycles(ADC_CYCLES);
+       int analogSetCycles(ADC_CYCLES);
 
         pinMode(PIN_ADC_BAT, ANALOG);
         pinMode(PIN_ADC_SOLAR, ANALOG);
@@ -346,4 +346,4 @@ namespace Battery
             break;
         }
     }
-}
\ No newline at end of file
+}